package org.cmcc.pcap.jpcap.udp;

import java.util.Date;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.cmcc.pcap.jpcap.udp.udp.xdr.UdpXdrGenerate;

import com.cmcc.xdr.db.PcapUdpDao;

public class UdpHandler extends UdpProtocolHandler {

	private static Logger logger = LogManager.getLogger(UdpHandler.class);
	private UdpXdrGenerate uxg;
	
	public UdpHandler() {
		uxg =  new UdpXdrGenerate();
	}
	
	@Override
	public void handle(UdpConnection udpConnection,String taskId) {
		
		logger.debug("start execute udp packet handler");
		
		logger.debug(new Date(udpConnection.lastPacketTime));//最后一个packet的处理时间(注:非抓包时间)
		long pcapTimestamp  = udpConnection.al.get(udpConnection.al.size()-1).sec * 1000;//pcap的timestamp的单位是秒，这里需要转成毫秒
		logger.debug(new Date(pcapTimestamp));//最后一个packet的抓包时间
		
		
		/**
		 * Connection 内TCP 分段(segment)处理：乱序重组、重传清洗、TODO 默认保留前2个分段且可配？
		 */
/*		
		logger.debug("start tcp connection deal");
		tcpConnection.tcpConnectionPacketsDeal();//duplicate ack merge、retransmission and spurious retransmission merge、segments reassemble
		logger.debug("stop tcp connection deal");
		
		logger.debug("this connection <"+tcpConnection.connectionKey+"> hava packets (initial)  : "+tcpConnection.packetsNumInitial);
		logger.debug("this connection <"+tcpConnection.connectionKey+"> hava packets (after duplicate ack merge)  : "+tcpConnection.packetsNumAfterDuplicateAckMerge);
		logger.debug("this connection <"+tcpConnection.connectionKey+"> hava packets (after retransmission merge)  : "+tcpConnection.packetsNumAfterRetransmissionMerge);
		logger.debug("this connection <"+tcpConnection.connectionKey+"> hava packets (after reorder packets)  : "+tcpConnection.packetsNumAfterReorderTcpPacket);
		logger.debug("this connection <"+tcpConnection.connectionKey+"> hava packets (after reassemble) : "+tcpConnection.packetsNumAfterReassemble);
*/
		
//		for(TcpPacketDecorator tpd : tcpConnection.al){
//			logger.error("-----------------------------------");
//			logger.error(new String(tpd.getData()));
//			logger.error("-----------------------------------");
//		}
//		for(TcpPacketDecorator tpd : tcpConnection.retransmissionMergeAl){
//			logger.error("++++++++++++++++++++++++++++++++++++");
//			logger.error(new String(tpd.getData()));
//			logger.error("++++++++++++++++++++++++++++++++++++");
//		}
//		for(TcpPacketDecorator tpd : tcpConnection.reassembleAl){
//			logger.error("====================================");
//			logger.error(new String(tpd.getData()));
//			logger.error("====================================");
//		}
		
		
		uxg.generate(udpConnection);
		logger.debug("this connection <"+udpConnection.connectionKey+"> save into udp packet entity !");

		PcapUdpDao.save(uxg.udpEntityList, taskId);
		uxg.udpEntityList.clear();
		logger.debug("this connection <"+udpConnection.connectionKey+"> saved into database !");
		
		
		
	}
}
